000 00349nam a2200145Ia 4500
020 _a997104515X
082 _b524.
_a530
100 _a"Hwee,Koh Lay"
245 0 _aExcel In O Level Science-Physics
260 _bEPB Publishers
_aSingapore
_c1992
300 _a180
944 _cBK
999 _c751106
_d751106